{
  "manageEntity": {
    "action": "Repost",
    "entityId": "567104321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5d6d1f81f35c29f360029121afb341f04d6c920b529726ca4d006c1b0fbd1d28",
    "signature": "0xcde75e05c34a74c3eeeef8cb12ecb48042cdbcbd761917b574386f6de686885c3aaa20548c4e985b20b1c792d604c5712c7ac62e2070634edac785039f8313ba1b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}